BECS-184 · June 2025 · English
IGNOU BECS-184 June 2025 Previous Year Question Paper
DATA ANALYSIS
Structured previous year question paper for BECS-184, June 2025 session.
Max marks: 100 · Questions: 12 · Sections: 2
Verified: 5 Aug 2026
B. A. (GENERAL)/B. COM./ B. SC./
B. A. (HONS.)
ECONOMICS/(BAG/BAECH/BAM)
Term-End Examination
June, 2025
BECS-184 : DATA ANALYSIS
Time : 3 Hours Maximum Marks : 100
Note : Answer questions from both the Sections
as per instructions.
Section—A
Note: Answer any two questions from this
Section. 2x20=40
Q1.(a) Define a set. With examples, explain how sets are represented.
(b) Describe various set operations and their properties.
Q2.(a) Describe various measures of central tendency for grouped data.
(b) A seller wants to know the consumer choice for his product : ABC toothpaste in XYZ colony. What type of measure of central tendency can be used in this situation ? Why ?
Q3.(a) Define Pearson’s product moment correlation coefficient. What are its properties ?
(b) Compute correlation coefficient from the following data : Cars Revenue Company (in thousands) (in % crores) A 63 13 B 29 8 Cc
Q4.What is bivariate analysis ? A teacher wants to know the effectiveness of smart board in improving students’ marks. What procedure and statistical techniques should be followed in such enquiry ? Explain.
Section—B
Note: Answer any five questions from this
Section. 5x12=60
Q5.State the procedure to work out composite index by the simple ranking method.
Q6.Discuss the methods of analysing qualitative data.
Q7.What is the need for classification of data ? With examples, describe the various types of classification of data.
Q8.What is meant by a hypothesis ? Bring out the important steps in hypothesis testing.
Q9.Describe the methods of collection of primary data.
Q10.Explain how you will prepare a histogram by taking hypothetical data.
Q11.State the properties of normal distribution.
Q12.Write short notes on any three of the following :
(i) Coefficient of determination Gi) Sources of secondary data
(ii) Focus group discussions
(iv) Characteristics of a good questionnaire
(v) Non-sampling errors ०-33108505-184 [71 BECS-184 (Pearson’s product moment correlation ae ? A 63 13 B 29 8 c 28 9 5x12=60
(6) feat at Wire (Coefficient of determination)